US 11,054,061 B2
Cable tube for furniture
Carlo Cattaneo, Figino Serenza (IT)
Assigned to Leonardo S.r.l., Figino Serenza (IT)
Appl. No. 16/479,930
Filed by Leonardo S.r.l., Figino Serenza (IT)
PCT Filed Feb. 14, 2018, PCT No. PCT/EP2018/053645
§ 371(c)(1), (2) Date Jul. 23, 2019,
PCT Pub. No. WO2018/149860, PCT Pub. Date Aug. 23, 2018.
Claims priority of application No. 202017000018680 (IT), filed on Feb. 20, 2017.
Prior Publication US 2019/0376621 A1, Dec. 12, 2019
Int. Cl. F16L 3/015 (2006.01); A47B 21/06 (2006.01); H02G 3/04 (2006.01); A47B 97/00 (2006.01)
CPC F16L 3/015 (2013.01) [A47B 21/06 (2013.01); H02G 3/0475 (2013.01); A47B 2097/003 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A cable tube (10) for furniture (18) wherein it is composed of the combination of a foldable and extensible helical cylindrical spring (11) whose coils (13) are applied and constrained to a sleeve (12) made of flexible material, said tube (10) being provided at opposite ends with a ballasted base (15) for resting on the floor, and connection means (17) to said furniture (18);
wherein said sleeve (12) is composed of strips (12a) of plastic material wound on the coils (13) of the spring, said coils (13) thus being contained between two partially overlapping strips (12a) and two subsequent weldings (14) which constrain the strips (12a).